Will Two Do? Varying Dimensions in Electrocardiography: The PhysioNet/Computing in Cardiology Challenge 2021 1.0.3

File: <base>/training/cpsc_2018/g5/A4274.hea (680 bytes) 
A4274 12 500 5404
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -9 -12 0 I
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -51 4 0 II
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -42 28 0 III
A4274.mat 16x1+24 1000.0(0)/mV 16 0 30 -36 0 aVR
A4274.mat 16x1+24 1000.0(0)/mV 16 0 16 -57 0 aVL
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -46 47 0 aVF
A4274.mat 16x1+24 1000.0(0)/mV 16 0 49 -61 0 V1
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -32 13 0 V2
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -85 -38 0 V3
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -82 -14 0 V4
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -115 -9 0 V5
A4274.mat 16x1+24 1000.0(0)/mV 16 0 -85 2 0 V6
# Age: 52
# Sex: Female
# Dx: 429622005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown